Are you aware that the selection of building materials aids in the acoustics of a building? Controlling sound in many commercial buildings has become an awareness in the construction industry. The control of long and short wave lengths is dependent on the absorption and reflextion of the acoustics in a building. The rambling and friction of air molecules in a small area determines the diffraction of sounds within the walls. Construction and selection of foam materials, fibre glass panels and curtains helps in antinode and node of sounds in these buildings.
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Long waves in small rooms.